Question

When an object approaches a convex lens, from infinity towards its focus, the image formed by it – *
a) Keeps on shifting away from the lens.
b) Keeps on shifting towards the lens.
c) Shifts first towards and then away from the lens.
d) Shifts first away and then towards the lens.
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Answer 1

Explanation:

As long as object distance is more than focal length, as an object approaches towards a convex lens, the real image formed by its shifts away from the lens.